Remote control and supervisory system



R. B. HEARN I'AL REMOTE CONTROL AND SUPERVISORY SYSTEM Aug. 19, 1952 21 Sheets-Sheet l Filed Nov. 12. 1948 /N VEN TORS.'

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REMOTE CONTROL AND SUERVISORY SYSTEM Filed Nov. '12, 1948 2l Sheets-Sheet 3 Tron/VEP Aug. 19, 1952 R. B. HEARN Erm.

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REMOTE CONTROL AND. SUPERVISORY SYSTEMA n Filed Nov. 12, 1948 4 21 Sheets-Sheet 7 RB. HEARN Bfy A TTORNEV Aug. 19, 1952 R. B; HEARN ETAL 2,607,843

REMOTE CONTROL AND SUPERVISORY SYSTEM Filed Nov. 12. 1948 21 Sheets-Sheet 8 l s a N I Q n I 9 mf s,

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REMOTE CONTROL ANO suPERvIsORY SYSTEM Filed Nov. 1 2. 1948 v 21 sheets-51196312 Hsu-@Mui lanu-.Lynn

./Wfm-EEEEEN ATTORNEY Aug. 19, 1952 R. B. HEARN ETAL REMOTE CONTROL AND suPERvIsoRY SYSTEM 21 Sheets-Sheet 13 Fi'led Nov. 12, 1948 www N V MM E PQ# M..A HUM /NVENTORS R.B.HEARN Allg 19, 1952 R, B. HEARN ET AL REMOTE CONTROL AND SUPERVTSORY SYSTEM 21.Sheets-Sheet 14 Filed Nov. 12, 1948 R. HEAR/v N VENZRS' H. MPRUDEN OM g. QMO,c

AT TORNEV Aug. 19, 1952 R. B. HBA-RN ETAL 2,607,843

REMOTE CONTROL AND SUPERVISORY SYSTEM Filed Nov. 12, 1948 21 sheets-sheet 15 J?. B. HEARN WWA/gips. H M PRI/DEN A TTORNEV Al1g A19, 1952 R. B. HEARN E-rAL 2,607,843

REMOTE CONTROL. AND SUPERVISORY SYSTEM Filed Nov. 12. 1948 21 Sheets-Sheet 16 l R. B. HB4

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REMOTE .CONTROL AND suPERvIsoRY SYSTEM 21 Sheets-Sheet 17 Filed NOV. 12. 1948 Illll Illlll llllll IIIIII Illlll IIIIII u l R. B.l HEAR/V PRUDE/V /N VEN robs Aug. 19, 1952 R. B. Hamm Erm.

REMOTE CONTROL AND SUPERVISORY SYSTEM 21 Sheets-Sheet 18 n Filed NOV. 12, 1948 R. HEA R/v H. M. PRI/ 05N @MQW Aug.' 19, 1952 R. B. HEARN ETAL REMOTE gzoNTRor.` AND suPERvIsoRY SYSTEM Eiled Nw. 12, 1948 I "zlfsheets-sheet 19 v k. .9. HEARN H. M. PRI/DEN Aug. 19, 1952 R. B. HEARN- ETAL REMOTE CONTROL AND SUPERVISORY SYSTEM 21 Sheets-Sheet 20 Filed Nov. 12, 1948 R. B. HEARN /Nl/ENTORS. H M PRL/DEN QooQc/ ATTORNEY 

